Tracy, Noel A. Nondestructive testing handbook Volume 2,. Liquid penetrant testing - Third Edition - Columbus, OH American Society for Nondestructive Testing 1999 - 493 p ISBN: 1571170286 Subjects--Topical Terms: Mechanical Engineering LC Class. No.: 620.1127 TRA 1999 Dewey Class. No.: 620.1127 TRA 1999 National Library of Medicine Call No.: 620.1127 TRA 1999